Finding the Fourth Proportional to 4,249,673.28, 6,376,392.23 and 2,227,436.46
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Solution
The fourth proportional to 4,249,673.28, 6,376,392.23 and 2,227,436.46 is: 3,342,141.29
Step by Step Solution
- Step 1: Write the proportion equation
4,249,673.28 : 6,376,392.23 = 2,227,436.46 : x - Step 2: Convert to fraction form
4,249,673.28/6,376,392.23 = 2,227,436.46/x - Step 3: Cross multiply
4,249,673.28x = 6,376,392.23 × 2,227,436.46 - Step 4: Simplify right side
4,249,673.28x = 14,203,008,536,362.71 - Step 5: Solve for x
x = 14,203,008,536,362.71/4,249,673.28 - Step 6: Final answer
x = 3,342,141.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.